J. Bjarnason
Gelandang · 
Islandia U19
Islandia U19 Karier
| Musim | Klub | M | Gol | As. | Rating |
|---|---|---|---|---|---|
| 25/26 | Islandia U19 · UEFA U19 Championship - Qualification | 0 | 0 | 0 | |
| 24/25 | Islandia U19 · UEFA U19 Championship - Qualification | 3 | 0 | 0 | |
| 23/24 |  Islandia U17 · UEFA U17 Championship - Qualification | 0 | 0 | 0 | |
| 22/23 | Islandia U17 · UEFA U17 Championship - Qualification | 3 | 0 | 0 | |
| 21/22 |  IFK Norrköping · Allsvenskan | 1 | 0 | 0 | |
| 20/21 |  Knattspyrnufélag Reykjavíkur · Úrvalsdeild | 2 | 1 | 0 |
Transfer 7
| Tanggal | Klub | Jenis |
|---|---|---|
| 17 Jul 2026 | Fimleikafélag Hafnarfjarðar dari Knattspyrnufélagið Víkingur | Pinjaman |
| 1 Mar 2026 | Knattspyrnufélagið Víkingur dari Kolding IF | |
| 27 Feb 2026 | Knattspyrnufélagið Víkingur dari Kolding IF | |
| 30 Jul 2025 | Kolding IF dari Knattspyrnufélag Reykjavíkur | Transfer |
| 28 Jul 2025 | Kolding IF dari Knattspyrnufélag Reykjavíkur | |
| 14 Feb 2023 | Knattspyrnufélag Reykjavíkur dari IFK Norrköping | |
| 1 Mar 2021 | IFK Norrköping dari Knattspyrnufélag Reykjavíkur |